code: def contains(self, decoded_input: str, value: str) -> bool:
      return value in decoded_input
  
imports: import logging
  import re
  from typing import Any, Dict, List, Union
  import torch
  from ludwig.api_annotations import DeveloperAPI
  from ludwig.constants import CATEGORY, LOGITS, PREDICTIONS, PROBABILITIES, TEXT
  from ludwig.decoders.base import Decoder
  from ludwig.decoders.registry import register_decoder
  from ludwig.decoders.utils import extract_generated_tokens
  from ludwig.schema.decoders.llm_decoders import CategoryExtractorDecoderConfig, TextExtractorDecoderConfig
  from ludwig.utils.strings_utils import get_tokenizer
label_desc: Use image node_id 2 for calling the Matcher obj's underlying member method code with example usage: obj.contains(decoded_input, value) and returns: unknown